All 53 utilities / PG&E
PG&E solar interconnection: what it requires before you energize
How does PG&E detect unpermitted backfeed?
AMI meters flag reverse flow documented
Drone and aerial line patrols reported
What happens if they catch you?
Notice first, then interconnection application or removal reported
Small and DIY interconnection requirements
PTO required before export. Owner-builder self install allowed with permits. NEM3 net billing (Rule 21). documented
sources: PG&E getting started with solar · PG&E interconnections & renewables
Related: Southern California Edison (CA) · SDG&E (CA)
Planning a zero-export or plug-in setup here? See the zero-export reality check and equipment notes.
Every claim above is evidence-graded: documented means it traces to the tariff or the utility's own filings, reported means a dated community report. The full table covers 53 utilities: see all of Gridrules.